// The module 'vscode' contains the VS Code extensibility API
// Import the module and reference it with the alias vscode in your code below
const vscode = require("vscode");
const chp = require("child_process");

// This method is called when your extension is activated
// Your extension is activated the very first time the command is executed

/**
 * @param {vscode.ExtensionContext} context
 */
function activate(context) {
	// Use the console to output diagnostic information (console.log) and errors (console.error)
	// This line of code will only be executed once when your extension is activated
	let lastGitCommitMsg = "";

	try {
		process.chdir(vscode.workspace.workspaceFolders[0].uri.fsPath);
	} catch (err) {
		vscode.window.showErrorMessage(err);
	}
	chp.execFile("git", ["pull"], (err, stdout, stderr) => {
		if (err) {
			vscode.window.showErrorMessage("GITPULL : " + err.message);
			return;
		}
		if (stderr) {
			vscode.window.showErrorMessage("GITPULL : " + stderr);
			return;
		}
		vscode.window.showInformationMessage("GITPULL : " + stdout);
	});

	// The command has been defined in the package.json file
	// Now provide the implementation of the command with  registerCommand
	// The commandId parameter must match the command field in package.json
	let disposable = vscode.commands.registerCommand("dwm-git-simpleuse.fullPush", async function () {
		const gitCommitMsg = await vscode.window.showInputBox({
			placeHolder: "commit message",
			prompt: "choose your commit message",
			value: lastGitCommitMsg.incrementSuffixe(),
		});
		if (gitCommitMsg === undefined) return;
		gitCommitMsg.trim();
		if (!gitCommitMsg.length) {
			vscode.window.showErrorMessage("commit message needed");
			return;
		}
		lastGitCommitMsg = gitCommitMsg;

		chp.exec(
			`git add . && git commit -am "${gitCommitMsg.replace(/"/g, '\\"')}" && git pull --ff && git push`,
			{ cwd: vscode.workspace.workspaceFolders[0].uri.fsPath },
			(err, stdout, stderr) => {
				if (err) {
					vscode.window.showErrorMessage(err.message);
					return;
				}
				if (stderr) {
					vscode.window.showErrorMessage(stderr);
					return;
				}
				vscode.window.showInformationMessage(stdout);
			}
		);
		/* try {
        process.chdir(vscode.workspace.workspaceFolders[0].uri.fsPath);
      } catch (err) {
        vscode.window.showErrorMessage(err);
      } */
		/* chp.execFile("git", ["add", "*"], (err, stdout, stderr) => {
        if (err) {
          vscode.window.showErrorMessage("GITADD : " + err.message);
          return;
        }
        if (stderr) {
          vscode.window.showErrorMessage("GITADD : " + stderr);
          return;
        }
        vscode.window.showInformationMessage("GITADD : " + stdout);
      });
      chp.execFile(
        "git",
        ["commit", "-m test7", "-a"],
        (err, stdout, stderr) => {
          if (err) {
            vscode.window.showErrorMessage("GITCOM : " + err.message);
            return;
          }
          if (stderr) {
            vscode.window.showErrorMessage("GITCOM : " + stderr);
            return;
          }
          vscode.window.showInformationMessage("GITCOM : " + stdout);
        }
      ); */
	});
	context.subscriptions.push(disposable);

	disposable = vscode.commands.registerCommand("dwm-git-simpleuse.initRepo", async function () {
		const gitLink = await vscode.window.showInputBox({
			placeHolder: "git repo link",
			prompt: "Initialize a git repository",
			value: await vscode.env.clipboard.readText(),
		});
		if (gitLink === undefined) return;
		gitLink.trim();
		if (!gitLink.match(/^https?:\/\/\S+\.git$/).length) {
			vscode.window.showErrorMessage("Link needed");
			return;
		}

		let gitBranch = await vscode.window.showInputBox({
			placeHolder: "git branch",
			prompt: "choose wich branch to use (defaults to 'main')",
			value: "main",
		});
		if (gitBranch === undefined) return;
		gitBranch.trim();
		if (!gitBranch.length) gitBranch = "main";

		chp.exec(
			`git init && git remote add origin ${gitLink} && git fetch && git checkout -ft origin/${gitBranch}`,
			{ cwd: vscode.workspace.workspaceFolders[0].uri.fsPath },
			(err, stdout, stderr) => {
				if (err) {
					vscode.window.showErrorMessage(err.message);
					return;
				}
				if (stderr) {
					vscode.window.showErrorMessage(stderr);
					return;
				}
				vscode.window.showInformationMessage(stdout);
			}
		);
	});
	context.subscriptions.push(disposable);
}

// This method is called when your extension is deactivated
function deactivate() {}

module.exports = {
	activate,
	deactivate,
};

String.prototype.incrementSuffixe = function () {
	const match = this.match(/\s*\((\d+)\)\s*$/);
	return match
		? this.replace(match[0], ` (${+match[1] + 1})`)
		: this.trim().length
		? this + " (1)"
		: this.trim();
};